TAS5615DKD

PurePath Digital TAS5615 www.ti.com SLAS595B – JUNE 2009 – REVISED FEBRUARY 2010 160 W STEREO/300W MONO PurePath™ HD Analog-Input Power Stage Check for Samples: TAS5615 FEATURES 1 • 23 • • • • • • Active Enabled Integrated Feedback Provides: (PurePath™ HD Technology) – Signal Bandwidth up to 80 kHz for High-Frequency Content From High-Definition Sources – Ultralow 0.03% THD at 1 W into 8 Ω – 0.03% THD Across All Frequencies for Natural Sound at 1 W – 80-dB PSRR (BTL, No Input Signal) – >100-dB (A weighted) SNR – Click- and Pop-Free Start-Up – Minimal External Components Compared to Discrete Solutions Multiple Configurations Possible on the Same PCB: – Mono Parallel Bridge-Tied Load (PBTL) – 2.1 Single-Ended (SE) Stereo Pair and Bridge-Tied Load (BTL) Subwoofer – Quad Single-Ended (SE) Outputs Total Output Power at 10% THD+N – 300 W in Mono PBTL Configuration – 160 W per Channel in Stereo BTL – 80 W per Channel in Quad Single-Ended High Efficiency Power Stage (> 90%) With 120 mΩ Output MOSFETs Two Thermally Enhanced Package Options: – PHD (64-Pin QFP) – DKD (44-Pin PSOP3) Self-Protection Design (Including Undervoltage, Overtemperature, Clipping, and Short-Circuit Protection) With Error Reporting EMI Compliant When Used With Recommended System Design DESCRIPTION The TAS5615 is a high-performance analog input class-D amplifier with integrated closed-loop feedback technology (known as PurePath™ HD technology). It has the ability to drive up to 160 W (1) stereo into 8-Ω speakers from a single 50-V supply. PurePath HD technology enables traditional AB-amplifier performance (